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Finding the Fourth Proportional to 63,702.15, 87,910.01 and 35,023.01

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Solution

The fourth proportional to 63,702.15, 87,910.01 and 35,023.01 is: 48,332.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,702.15 : 87,910.01 = 35,023.01 : x
  2. Step 2: Convert to fraction form
    63,702.15/87,910.01 = 35,023.01/x
  3. Step 3: Cross multiply
    63,702.15x = 87,910.01 × 35,023.01
  4. Step 4: Simplify right side
    63,702.15x = 3,078,872,923.25
  5. Step 5: Solve for x
    x = 3,078,872,923.25/63,702.15
  6. Step 6: Final answer
    x = 48,332.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.